APA Edition Citation

Purchon, R. D. (1977). Biology of Mollusca (2.). Pergamon Press.

Chicago Edition Citation

Purchon, R D. Biology of Mollusca. 2. Oxford: Pergamon Press, 1977.

MLA Edition Citation

Purchon, R D. Biology of Mollusca. 2. Pergamon Press, 1977.

Warning: These citations may not always be 100% accurate.